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Processor cache management with software input via an intermediary

  • US 20080320235A1
  • Filed: 06/22/2007
  • Published: 12/25/2008
  • Est. Priority Date: 06/22/2007
  • Status: Active Grant
First Claim
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1. A method of cache management in a computer system, the method comprising:

  • providing, by an upper layer of software of the computer system, input to an intermediary between the upper layer of software and a processor subsystem of the computer system, where the input indicates how items of a working set are going to be accessed by the upper layer of software when the upper layer of software is executed by the processor subsystem;

    determining, by the intermediary, a cache usage and management hint for the working set based at least in part on the input and a cache configuration of the processor subsystem; and

    providing, by the intermediary, the cache usage and management hint to the processor subsystem for consideration by the processor subsystem when performing cache management.

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